🏗️ change code structure

nonebot/dependencies/utils.py

@@ -0,0 +1,35 @@
+import inspect
+from typing import Any, Dict, Callable
+
+from loguru import logger
+from pydantic.typing import ForwardRef, evaluate_forwardref
+
+
+def get_typed_signature(call: Callable[..., Any]) -> inspect.Signature:
+    signature = inspect.signature(call)
+    globalns = getattr(call, "__globals__", {})
+    typed_params = [
+        inspect.Parameter(
+            name=param.name,
+            kind=param.kind,
+            default=param.default,
+            annotation=get_typed_annotation(param, globalns),
+        ) for param in signature.parameters.values()
+    ]
+    typed_signature = inspect.Signature(typed_params)
+    return typed_signature
+
+
+def get_typed_annotation(param: inspect.Parameter, globalns: Dict[str,
+                                                                  Any]) -> Any:
+    annotation = param.annotation
+    if isinstance(annotation, str):
+        annotation = ForwardRef(annotation)
+        try:
+            annotation = evaluate_forwardref(annotation, globalns, globalns)
+        except Exception as e:
+            logger.opt(colors=True, exception=e).warning(
+                f"Unknown ForwardRef[\"{param.annotation}\"] for parameter {param.name}"
+            )
+            return inspect.Parameter.empty
+    return annotation